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SUIKEN KK

Overview
  • Total Patents
    181
About

SUIKEN KK has a total of 181 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan, United States and Canada. Its main competitors in its focus markets mechanical elements, environmental technology and machines are MAROKO LTD, LORENZO BORMIOLI and FREMY RAOUL.

Patent filings in countries

World map showing SUIKEN KKs patent filings in countries
# Country Total Patents
#1 Japan 171
#2 United States 3
#3 Canada 2
#4 Germany 2
#5 France 2
#6 United Kingdom 1

Patent filings per year

Chart showing SUIKEN KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ogawa Souichi 80
#2 Sato Toshiyuki 46
#3 Yamashita Tamotsu 33
#4 Tokuda Kuranari 9
#5 Yokoyama Taihei 7
#6 Oshika Masahiro 7
#7 Satou Toshiyuki 6
#8 Yokoyama Gunpei 4
#9 Shirahaze Takashi 4
#10 Kaida Tadayuki 4

Latest patents

Publication Filing date Title
JP2015098902A Gate valve, gate valve system, removal method of main gate and replacement method of main gate
JP2015028374A Flow non-interruption device and construction method
JP2012127508A Branching device for continuous flow boring
JP2012132569A Branch device for uninterrupted flow boring
JP2013199991A Continuous flow valve insertion method
JP2013155816A Valve insertion device without interrupting fluid flow
JP2013083287A Unit of flexible ball joint, method for assembling the unit, and method for piping using the unit
JP2013076434A Torque-limiting screw set, and torque-limiting member for bolt
JP2013044122A Non-breaking type underground pipe reconstruction method and boring machine for non-breaking type underground pipe reconstruction
JP2013036198A Pile body buried in ground, and method of manufacturing the same
JP2012082626A Rebuilding method of partially lapped buried pipes having different shaft centers
JP2011132969A Device for drilling under continuous flow
JP2010144817A Branching device
JP2010121305A Excavator for jacking method
JP2009299750A Polyethylene pipe joint structure
JP2009185891A One-bolt-joint type pipe joint
JP2009168199A Method for inserting valve without flow interruption
JP2009097626A Non-bolt joint structure and method for forming non-bolt joint structure
JP2008303901A Non-bolt joint structure and method for forming non-bolt joint structure
JP2008274704A Shield machine having rectangular cross section